Results 111 to 120 of about 227,714 (275)

Constructive Heuristics for the Minimum Labelling Spanning Tree Problem: a preliminary comparison [PDF]

open access: yes, 2006
This report studies constructive heuristics for the minimum labelling spanning tree (MLST) problem. The purpose is to find a spanning tree that uses edges that are as similar as possible.
Consoli, S   +3 more
core   +2 more sources

Scaling Limits for Minimal and Random Spanning Trees in Two Dimensions

open access: yes, 1999
A general formulation is presented for continuum scaling limits of stochastic spanning trees. A spanning tree is expressed in this limit through a consistent collection of subtrees, which includes a tree for every finite set of endpoints in $\R^d ...
Aizenman   +32 more
core   +1 more source

Scaling Up Purcell‐Enhanced Self‐Assembled Nanoplasmonic Perovskite Scintillators into the Bulk Regime

open access: yesAdvanced Materials, EarlyView.
This study presents a scalable approach to enhancing bulk scintillators using nanoplasmonics. By integrating 100‐nm silver nanoparticles with perovskite scintillator nanocrystals in a polymer matrix, significant improvements in light yield and decay rates via the Purcell effect are achieved.
Michal Makowski   +16 more
wiley   +1 more source

The Budgeted Labeled Minimum Spanning Tree Problem

open access: yesMathematics
In order to reduce complexity when designing multi-media communication networks, researchers often consider spanning tree problems defined on edge-labeled graphs.
Raffaele Cerulli   +3 more
doaj   +1 more source

Visualisasi Efek Perubahan Fungsi Lahan Menggunakan Maksimum Spanning Tree dengan Pembobot Korelasi

open access: yesAl-Khwarizmi: Jurnal Pendidikan Matematika dan Ilmu Pengetahuan Alam, 2018
This study aims to visualize the effect of land use change using Maximum Spanning Tree with correlation weight between variables. In addition to know the most dominant factors affect the dependent variable.
Dwi Risky Arifanti
doaj   +1 more source

Advanced Air Electrodes for Reversible Protonic Ceramic Electrochemical Cells: A Comprehensive Review

open access: yesAdvanced Materials, EarlyView.
Reversible protonic ceramic electrochemical cells (R‐PCECs) face challenges from sluggish and unstable oxygen reduction and evolution reactions in the air electrode. This review discusses recent progress in triple‐conducting air electrodes, emphasizing mechanisms, performance factors, and design strategies, offering guidance for creating efficient and ...
Xi Chen   +8 more
wiley   +1 more source

Spanning Trees whose Stems have a Bounded Number of Branch Vertices

open access: yesDiscussiones Mathematicae Graph Theory, 2016
Let T be a tree, a vertex of degree one and a vertex of degree at least three is called a leaf and a branch vertex, respectively. The set of leaves of T is denoted by Leaf(T).
Yan Zheng
doaj   +1 more source

An Edge-Swap Heuristic for Finding Dense Spanning Trees

open access: yesTheory and Applications of Graphs, 2016
Finding spanning trees under various restrictions has been an interesting question to researchers. A "dense" tree, from a graph theoretical point of view, has small total distances between vertices and large number of substructures.
Mustafa Ozen   +3 more
doaj   +1 more source

Scale-free trees: the skeletons of complex networks

open access: yes, 2004
We investigate the properties of the spanning trees of various real-world and model networks. The spanning tree representing the communication kernel of the original network is determined by maximizing total weight of edges, whose weights are given by ...
Dong-Hee Kim   +4 more
core   +1 more source

Carbon Fiber Reinforced Thermoplastics: From Materials to Manufacturing and Applications

open access: yesAdvanced Materials, EarlyView.
A contemporary and critical review on carbon fiber reinforced thermoplastics. The common thermoplastic and carbon fiber applied in the manufacture of carbon fiber reinforced thermoplastics are summarized, and the processing and postprocessing methods are reviewed, with emphasis on state‐of‐the‐art welding techniques.
Howard (Hao) Wang   +6 more
wiley   +1 more source

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